Product Description
48V 30A MPPT Solar Charge Controller with LCD Display
IntroductionMPPT solar charge controller efficiently perceive the produced voltage of solar panels on-time as well as figure out the maximum voltage and available currents in order to allow the system to charge the battery with higher capacity. This is applicable for Solar Energy System to maintain the capacity and strength of Loads, Solar Cells and Battery Bank, it is one of the crucial component of the entire solar power system. The series of
MPPT Solar Charge Controller are advanced devices which adjust DSP controlling technology, this type of controller enhances LCD display, standard RS232/485 communication interface, supports modular design, convenient in the installation and expansion.
Performance Attributes:- Containing the high-efficiency MOSFET of IR company
- Containing the high-performance DSP designed by Microchip company
- Sophisticated controlling algorithm enhances the response of the system output, can speedily determine the maximum power of solar cells because of Innovative and leading-edge power tracking technology can considerably better the usage rate of Solar Power System. Thus, The charging efficiency of the Controller has been improved, and helping in extending the service life of battery as well as optimizing the performance of system to a great extent.
- LCD display panel with various options for managing display contents: real-time optimization, quantity of state, errors finding, priority setting, language setting.
- Communication interface like RS-232/485 : That supports MODBUS treaty, The RS485/RS232 interface gives the choices for checking out the operating state of the entire PV power system with excellent anti-interference capacity.
- The integrated self-testing operation and electronic protective operation can avert the damage of controller owing to erroneous installation and fault of system.
Protective functions: Photovoltaic Input Anti-connection Resistance, Battery Anti-connection Resistance, Nighttime Adverse Current Resistance, Battery Overcharge Resistance, Alarm for exceeding and lowering temperature.
Specifications:
| Model | SSMC48-10A | SSMC48-20A | SSMC48-30A | SSMC48-40A |
| Rated Voltage (VDC) | 48V |
| Rated power of solar panels (KWp) | 0.48KW | 0.96KW | 1.44KW | 1.92KW |
| Rated charge current(A) | 10A | 20A | 30A | 40A |
| PV open circuit voltage range(V) | 73.8-190V |
| PV charging ways | MPPT |
| MPPT operating voltage range | 57.6V~148.2V |
| PV input points | 1 |
| Static losses | <10mA(48VDC) |
| Charging circuit voltage drop | <0.7V |
| Battery management mode | Three stages of promotion, absorption, floating |
| Temperature compensation (optional) | -30mV/oC (Based on 25oC) |
| Charging constant-current accuracy | 5% |
| Voltage ripple coefficient | 1% |
| Current ripple coefficient | 1% |
| Efficiency | 97%(full operation) |
| Display | Sound-light alarm+LCD display (or communication monitor ) |
| Protection | PV input anti- connecting, battery anti- connecting, Night adverse current resistant, battery overcharge & under voltage alarm, Battery over temperature alarm |
| Communication | RS485/RS232,GPRS,Ethernet |
| Cooling way | Air cooling |
| Protection degree | IP30 |
| Working temperature | -10oC~+50oC |
| Storing temperature | -20oC~+70oC |
| Humidity | <95% |
| Elevation(m) | <2000m 100% |
Advanced MPPT TechnologyEmploying Maximum Power Point Tracking (MPPT), this solar charge controller maximizes the efficiency of photovoltaic panels. It automatically adjusts to changing sunlight conditions, providing up to 98% efficiency and supporting PV input voltages up to 100V. This ensures optimal charging, longer battery life, and increased energy harvest every day.
Comprehensive Battery SupportThis controller is compatible with Lead-acid, Gel, AGM, and Lithium batteries. Its intelligent management system can be programmed according to the specific requirements of each battery type, enhancing safety, lifespan, and charge performance. Multi-stage charging helps prevent overcharging and over-discharging, key for off-grid reliability.
Flexible Installation and MonitoringThe wall-mounted design, customizable cable length, and sturdy ABS/metal casing make installation straightforward for various environments. The backlit LCD and LED status indicators ensure users can easily monitor system performance, even in low light conditions. Communication interfaces RS485 and USB broaden connectivity for remote management or system integration.
FAQs of 48V 30A MPPT Solar Charge Controller with LCD:
Q: How does the MPPT solar charge controller improve energy efficiency compared to traditional controllers?
A: The MPPT (Maximum Power Point Tracking) technology continually adjusts the PV arrays operating point to harvest the maximum power available, typically increasing charging efficiency up to 98%. This is significantly higher than conventional charge controllers, optimizing energy capture in real-time as sunlight conditions change.
Q: What types of batteries can be used with this 48V 30A MPPT solar charge controller?
A: This controller supports Lead-acid, Gel, AGM, and Lithium batteries. Users can select and configure charging parameters according to their specific battery type, ensuring safety and optimal performance for various off-grid and hybrid setups.
Q: Where is the optimal installation location for this charge controller and how should it be mounted?
A: The controller is designed for wall-mounted installation in a dry, dust-free, and ventilated area. Its IP32 enclosure offers protection against limited dust and water ingress, making it suitable for indoor utility rooms, sheds, or sites with moderate environmental exposure.
Q: What protection functions does this controller offer to enhance system safety?
A: It incorporates comprehensive protections: overcurrent, short circuit, overtemperature, reverse polarity, and over-discharge safeguards. These features help prevent damage to the charge controller, batteries, and other components, ensuring reliable and secure operation under varying conditions.
Q: When should I use the programmable settings, and what can I configure?
A: Users should utilize programmable settings during installation or when changing battery type or system requirements. Functions such as charge voltage, current thresholds, load control, and temperature compensation are adjustable to perfectly match battery chemistry and usage patterns.
Q: What is the benefit of RS485/USB communication interfaces on this solar charge controller?
A: The RS485 and USB communication ports allow for remote monitoring, data logging, and integration with smart systems. This enables users to track system performance, analyze charging history, and make adjustments easily from a computer or compatible monitoring device.
Q: How does the controller indicate its operational status and alerts?
A: Operational status and alerts are displayed both through the backlit LCD and dedicated LED indicators. This dual system provides clear, instant feedback on charging progress, fault conditions, and system settingshelping users maintain effective oversight of their solar energy system.